mustache

I. mous‧tache BrE AmE (also mustache American English) /məˈstɑːʃ $ ˈmʌstæʃ/ noun [countable]
hair that grows on a man’s upper lip ⇨ beard:
He’s shaved off his moustache.
II. mus‧tache /məˈstɑːʃ $ ˈmʌstæʃ/ BrE AmE noun [countable]
[Date: 1500-1600; Language: French; Origin: moustache, from Italian mustaccio, from Medieval Greek moustaki, from Greek mystax 'upper lip, mustache']
the usual American spelling of ↑moustache

Oxford Advanced Learner's Dictionary

mustache

mus·tache [mustache mustaches] (NAmE) (BrE mous·tache) [məˈstɑːʃ] [məˈstɑːʃ] noun

1. a line of hair that a man allows to grow on his upper lip

2. mustaches plural a very long mustache

Cambridge Advanced Learner's Dictionary

Cambridge Advanced Learner's Dictionary - 4th Edition

moustache ( US usually mustache ) / mʊˈstɑːʃ / / ˈmʌs.tæʃ / noun [ C ]

moustache

B1 hair that a man grows above his upper lip:

Groucho Marx had a thick, black moustache.

See picture hair

Collins Advanced Learner’s English Dictionary

moustache

/məstɑ:ʃ, AM mʊstæʃ/
also mustache
(moustaches)

A man’s moustache is the hair that grows on his upper lip. If it is very long, it is sometimes referred to as his moustaches.
He was short and bald and had a moustache.

N-COUNT

• mous‧tached
...three burly, moustached middle-aged men.

ADJ

Merriam-Webster's Advanced Learner's Dictionary

mustache

mus·tache US or chiefly Brit mous·tache /ˈmʌˌstæʃ, Brit məˈstɑːʃ/ noun, pl -tach·es [count] : hair growing on a man's upper lip
• He used a small pair of scissors to trim his mustache.
• He decided to grow a mustache.
• The actor was wearing a false/fake mustache.
- see picture at beard
- mus·tached US or chiefly Brit mous·tached /ˈmʌˌstæʃt, Brit məˈstɑːʃt/ adj
• a mustached man [=a man who has a mustache]